Fig. 6
From: Co-expression of IL-21-Enhanced NKG2D CAR-NK cell therapy for lung cancer
IL-21 showed effective anti-tumor activity in xenograft models. (A) Schematic diagram of the complete animal experiment (n = 5). (B-C) Tumor images of mice injected with A549 cells at the indicated time points. (D) Histogram of the weights of tumors. (E-F) The level of IL-21 and IFN-γ in serum measured by ELISA. Data were representative of three independent experiments. ** P < 0.01; *** P < 0.001